2004 GMC Sierra 1500 Electronic Control Unit

Part Number: 17888-07120654

Notes: Engine Control Computer -- Remanufactured; Vehicle specific Flash programming req'd ON or OFF the vehicle.Accurate VIN and mileage are req'd. Additional vehicle specific on-car programming must be performed AFTER installation to prevent drivability and starting issues.; with OE # 12586242

Part Number: 17888-07120655

Notes: Engine Control Computer -- Remanufactured; Vehicle specific Flash programming req'd ON or OFF the vehicle.Accurate VIN and mileage are req'd. Additional vehicle specific on-car programming must be performed AFTER installation to prevent drivability and starting issues.; with OE # 12586243, 89017739

Features:

• Designed to render durable and exceptional performance
• Controls emissions, monitor and regulate engine functions
• Optimizes engine performance and fuel consumption
• Scrutinizes engine parameters from multidimensional maps
• Facilitates easy installation and maintenance free

Part Number: 17888-07120637

Notes: Engine Control Computer -- Remanufactured; Vehicle specific Flash programming required ON or OFF the vehicle.Accurate VIN and mileage are req'd; with OE # 12583560